Merge pull request #5739 from gitcoinco/save-empty-curve-clr

save empty curve if no contributions to fix sorting

app/grants/clr.py

@@ -280,14 +280,17 @@ def predict_clr(random_data=False, save_to_db=False, from_date=None, clr_type=No
             base = grant.clr_prediction_curve[0][1]
             if base:
                 grant.clr_prediction_curve  = [[ele[0], ele[1], ele[1] - base] for ele in grant.clr_prediction_curve ]
-                JSONStore.objects.create(
-                    created_on=from_date,
-                    view='clr_contribution',
-                    key=f'{grant.id}',
-                    data=grant.clr_prediction_curve,
-                )
-                if from_date > (clr_calc_start_time - timezone.timedelta(hours=1)):
-                    grant.save()
+           else:
+                grant.clr_prediction_curve = [[0.0, 0.0, 0.0] for x in range(0, 6)]
+
+            JSONStore.objects.create(
+                created_on=from_date,
+                view='clr_contribution',
+                key=f'{grant.id}',
+                data=grant.clr_prediction_curve,
+            )
+            if from_date > (clr_calc_start_time - timezone.timedelta(hours=1)):
+                grant.save()
 
         debug_output.append({'grant': grant.id, "clr_prediction_curve": (potential_donations, potential_clr), "grants_clr": grants_clr})
     return debug_output